Nokia (Microsoft Devices Group) 2014 Summer Intern pen questions knowledge points

Summarize the Microsoft Devices Group software Pen test, all the pen questions divided into two papers, a logical question and a software test, only a summary of technical questions ~ All English, only the choice of questions and fill in the blanks, the choice of the majority, divided into single and multi-choice, multi-choice topics will be marked out. The overall survey is very basic and very detailed, the difficulty is moderate. Here is a summary of some of the knowledge points to remember:

* Definition of Named pipes.

* Host A sends an IP datagram to host B, passing through 5 routers on the way. How many times ARP (6 times) is used in the sending process of IP datagrams

*linux system, rename a file (mv A, B)

* Implicit conversions for the addition of unsigned integers and signed integer numbers are investigated

*struct MyStruct
{
int a:1;
int b:4;
int c:4;
}BIT={1,2,13};
printf ("%d%d%d", bit.a,bit.b,bit.c);

* Study macro

* void swap (int *a, int *b)
{
int *c = A;
A = b;
b = C;

} to see if it can achieve the purpose of exchange

* About busy waiting for a choice question (operating system)

* The address of virtual memory is only limited by?

* Structure and class differences

*JDK, the role of the JVM

* What protocols will be used when Ethernet is connected to the Internet

* How negative numbers are stored in the C language

* There are some code output problems, operating system problems, compiling the problem, and so on.

enjoy!.